.container-fluid {
  width: 100%;
  height: 80px;
  background-color: #111718;
  display: flex;
  justify-content: space-between;
  line-height: 80px;
  padding: 0px 80px 0px 80px;
  margin-bottom: 50px;
  position: fixed;
}
.container-fluid #tubiao {
  height: 60px;
  width: 60px;
}
.container-fluid #tubiao img {
  width: 100%;
  height: 100%;
}
.container-fluid #xx {
  display: flex;
  padding: 0px 40px 0px 40px;
}
.container-fluid #xx h4 {
  padding: 0px 40px 0px 40px;
  height: 80px;
  line-height: 80px;
}
.container-fluid #xx h4 a {
  color: #f0f0f0;
  text-decoration: none;
}
.container-fluid #xx h4 a:hover {
  color: #4ef7ff;
  text-decoration: none;
}
.container-fluid #xx h5 {
  height: 80px;
  line-height: 80px;
}
.container-fluid #xx h5 a {
  padding: 0px 20px 0px 0px;
  color: #f3f3f3;
}
.container-fluid #xx h5 a i {
  font-size: 22px;
}
.container-fluid #xx h5 a:hover {
  color: #4ef7ff;
  text-decoration: none;
}
